<script lang="ts">
export default {
  name: 'role'
};
</script>

<script setup lang="ts">
import { onMounted, reactive, ref, toRefs } from 'vue';
import {
  listRolePages,
  updateRole,
  getRoleDetail,
  addRole,
  deleteRoles,
  getRoleMenuIds,
  updateRoleMenus
} from '@/api/role';
import { listResources } from '@/api/menu';

import { ElForm, ElMessage, ElMessageBox, ElTree } from 'element-plus';
import { Search, Plus, Refresh, Delete } from '@element-plus/icons-vue';
import { Role, RoleForm, RoleQuery } from '@/api/role/types';

const emit = defineEmits(['roleClick']);
const queryFormRef = ref(ElForm);
const dataFormRef = ref(ElForm);
const resourceRef = ref(ElTree);

const state = reactive({
  loading: true,
  // 选中ID
  ids: [] as number[],
  queryParams: {
    pageNum: 1,
    pageSize: 10
  } as RoleQuery,
  roleList: [] as Role[],
  total: 0,
  dialog: {
    title: '',
    visible: false
  } as DialogType,
  formData: {} as RoleForm,
  rules: {
    name: [{ required: true, message: '请输入角色名称', trigger: 'blur' }],
    code: [{ required: true, message: '请输入角色编码', trigger: 'blur' }],
    dataScope: [{ required: true, message: '请选择数据权限', trigger: 'blur' }],
    status: [{ required: true, message: '请选择状态', trigger: 'blur' }]
  },
  allocationDialogVisible: false,
  resourceOptions: [] as OptionType[],
  // 勾选的菜单ID
  checkedMenuIds: new Set([]),
  // 选中的角色
  checkedRole: {
    id: '',
    name: ''
  }
});

const {
  ids,
  loading,
  queryParams,
  roleList,
  total,
  dialog,
  formData,
  rules,
  allocationDialogVisible,
  checkedRole,
  resourceOptions
} = toRefs(state);

/**
 * 查询
 */
function handleQuery() {
  loading.value = true;
  listRolePages(state.queryParams).then(({ data }) => {
    roleList.value = data.list;
    total.value = data.total;
    loading.value = false;
  });
}
/**
 * 重置查询
 */
function resetQuery() {
  queryFormRef.value.resetFields();
  handleQuery();
}

function handleSelectionChange(selection: any) {
  state.ids = selection.map((item: any) => item.id);
}

function handleRowClick(row: any) {
  emit('roleClick', row);
}

function handleAdd() {
  dialog.value = {
    title: '添加角色',
    visible: true
  };
}

function handleUpdate(row: any) {
  dialog.value = {
    title: '修改角色',
    visible: true
  };
  const roleId = row.id || state.ids;
  getRoleDetail(roleId).then(({ data }) => {
    formData.value = data;
  });
}

function handleSubmit() {
  loading.value = true;
  dataFormRef.value.validate((valid: any) => {
    if (valid) {
      if (state.formData.id) {
        updateRole(state.formData.id, state.formData).then(() => {
          ElMessage.success('修改角色成功');
          closeDialog();
          handleQuery();
          loading.value = false;
        });
      } else {
        addRole(state.formData).then(() => {
          ElMessage.success('新增角色成功');
          closeDialog();
          handleQuery();
          loading.value = false;
        });
      }
    }
  });
}

/**
 * 取消
 */
function closeDialog() {
  dialog.value.visible = false;
  dataFormRef.value.resetFields();
  dataFormRef.value.clearValidate();
}

/**
 *  删除
 */
function handleDelete(row: any) {
  const ids = [row.id || state.ids].join(',');
  ElMessageBox.confirm('确认删除已选中的数据项?', '警告', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning'
  })
    .then(() => {
      deleteRoles(ids).then(() => {
        ElMessage.success('删除成功');
        handleQuery();
      });
    })
    .catch(() => ElMessage.info('已取消删除'));
}

/**
 * 资源分配弹窗
 */
function showAllocationDialog(row: Role) {
  allocationDialogVisible.value = true;
  loading.value = true;

  const roleId: any = row.id;
  checkedRole.value = {
    id: roleId,
    name: row.name
  };

  // 获取所有的资源
  listResources().then(response => {
    resourceOptions.value = response.data;
    // 角色拥有的资源
    getRoleMenuIds(roleId).then(({ data }) => {
      // 勾选回显
      const checkedMenuIds = data;
      checkedMenuIds.forEach(menuId =>
        resourceRef.value.setChecked(menuId, true)
      );

      loading.value = false;
    });
  });
}
/**
 * 资源分配提交
 */
function handleAllocationSubmit() {
  const checkedMenuIds: number[] = resourceRef.value
    .getCheckedNodes(false, true)
    .map((node: any) => node.value);

  updateRoleMenus(checkedRole.value.id, checkedMenuIds).then(res => {
    ElMessage.success('分配权限成功');
    allocationDialogVisible.value = false;
    handleQuery();
  });
}

/**
 * 关闭资源弹窗
 */
function closeAllocationDialog() {
  allocationDialogVisible.value = false;
}

onMounted(() => {
  handleQuery();
});
</script>

<template>
  <div class="app-container">
    <div class="search">
      <el-form ref="queryFormRef" :model="queryParams" :inline="true">
        <el-form-item prop="keywords" label="关键字">
          <el-input
            v-model="queryParams.keywords"
            placeholder="角色名称"
            clearable
            @keyup.enter="handleQuery"
          />
        </el-form-item>

        <el-form-item>
          <el-button type="primary" :icon="Search" @click="handleQuery"
            >搜索</el-button
          >
          <el-button :icon="Refresh" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
    </div>

    <el-card>
      <template #header>
        <el-button type="success" :icon="Plus" @click="handleAdd"
          >新增</el-button
        >
        <el-button
          type="danger"
          :icon="Delete"
          :disabled="ids.length === 0"
          @click="handleDelete"
          >删除</el-button
        >
      </template>

      <el-table
        ref="dataTableRef"
        v-loading="loading"
        :data="roleList"
        @selection-change="handleSelectionChange"
        @row-click="handleRowClick"
        highlight-current-row
        border
      >
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column label="角色名称" prop="name" min-width="150" />
        <el-table-column label="角色编码" prop="code" width="150" />

        <el-table-column label="状态" align="center" width="150">
          <template #default="scope">
            <el-tag v-if="scope.row.status === 1" type="success">正常</el-tag>
            <el-tag v-else type="info">禁用</el-tag>
          </template>
        </el-table-column>

        <el-table-column label="排序" align="center" width="100" prop="sort" />
        <el-table-column prop="createTime" label="创建时间" width="160" />
        <el-table-column prop="updateTime" label="修改时间" width="160" />

        <el-table-column label="操作" align="left">
          <template #default="scope">
            <el-button
              type="success"
              link
              @click.stop="showAllocationDialog(scope.row)"
            >
              资源分配
            </el-button>

            <el-button
              type="primary"
              link
              @click.stop="handleUpdate(scope.row)"
            >
              编辑
            </el-button>
            <el-button type="danger" link @click.stop="handleDelete(scope.row)">
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- pagination -->
      <pagination
        v-if="total > 0"
        :total="total"
        v-model:page="queryParams.pageNum"
        v-model:limit="queryParams.pageSize"
        @pagination="handleQuery"
      />
    </el-card>

    <!-- dialog -->
    <el-dialog
      :title="dialog.title"
      v-model="dialog.visible"
      width="500px"
      @close="closeDialog"
    >
      <el-form
        ref="dataFormRef"
        :model="formData"
        :rules="rules"
        label-width="100px"
      >
        <el-form-item label="角色名称" prop="name">
          <el-input v-model="formData.name" placeholder="请输入角色名称" />
        </el-form-item>

        <el-form-item label="角色编码" prop="code">
          <el-input v-model="formData.code" placeholder="请输入角色编码" />
        </el-form-item>

        <el-form-item label="数据权限" prop="dataScope">
          <el-select v-model="formData.dataScope">
            <el-option :key="0" label="全部数据" :value="0" />
            <el-option :key="1" label="部门及子部门数据" :value="1" />
            <el-option :key="2" label="本部门数据" :value="2" />
            <el-option :key="3" label="本人数据" :value="3" />
          </el-select>
        </el-form-item>

        <el-form-item label="状态" prop="status">
          <el-radio-group v-model="formData.status">
            <el-radio :label="1">正常</el-radio>
            <el-radio :label="0">停用</el-radio>
          </el-radio-group>
        </el-form-item>

        <el-form-item label="排序" prop="sort">
          <el-input-number
            v-model="formData.sort"
            controls-position="right"
            :min="0"
            style="width: 100px"
          />
        </el-form-item>
      </el-form>

      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="handleSubmit">确 定</el-button>
          <el-button @click="closeDialog">取 消</el-button>
        </div>
      </template>
    </el-dialog>

    <!-- assign permission dialog -->
    <el-dialog
      :title="'【' + checkedRole.name + '】资源分配'"
      v-model="allocationDialogVisible"
      width="800px"
    >
      <el-scrollbar max-height="600px" v-loading="loading">
        <el-tree
          ref="resourceRef"
          node-key="value"
          show-checkbox
          :data="resourceOptions"
          :default-expand-all="true"
        >
          <template #default="{ data }">
            {{ data.label }}
          </template>
        </el-tree>
      </el-scrollbar>

      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="handleAllocationSubmit"
            >确 定</el-button
          >
          <el-button @click="closeAllocationDialog">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>
